The Best Shelly Smart Home Controllers in 2026: 8 Picks
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Shelly makes smart home controllers that fit tight spaces and handle high loads. You will find compact relays, DIN rail units, and Bluetooth remotes in this list of the best shelly smart home controllers. We compared 8 models based strictly on their published specifications. The Shelly Plus Uni leads because it automates low-voltage dry contact devices. Its small size and Wi-Fi extension make it versatile for alarms or intercoms. Each pick here focuses on practical specs like connectivity and energy monitoring.
Our top pick: Shelly Plus Uni Bluetooth and Wi-Fi Module.
Quick picks
Our 8 picks
Shelly Plus Uni Bluetooth and Wi-Fi Module
Best for: automating low-voltage dry contact devices
- Connectivity
- Wi-Fi, Bluetooth
- Smart Home Compatibility
- Alexa, Google Home, Home Assistant
- Power Source
- 8-24 VAC, 9-28 VDC, 5 VDC
- Dimensions
- 1.46 × 1.65 × 0.63 inches
The Shelly Plus Uni is a compact smart module designed for low-voltage systems. It operates on 8-24 VAC, 9-28 VDC, or 5 VDC power. The device supports Wi-Fi and Bluetooth connectivity. It works with Alexa, Google Home, and Home Assistant. You can use it to automate intercoms, alarms, or garage doors. It also acts as a Wi-Fi range extender. This unit fits homes needing smart control for dry contact devices.
Pros
- Supports 8-24 VAC and 9-28 VDC power inputs
- Includes Wi-Fi and Bluetooth connectivity
- Compatible with Alexa, Google Home, and Home Assistant
- Functions as a Wi-Fi range extender and Bluetooth gateway
Cons
- Limited to low-voltage applications only
- Requires external power supply for operation
- No built-in relay for high-voltage loads
Good fit if
- You need to automate low-voltage devices like intercoms
- You want to extend your Wi-Fi range
- You use Home Assistant for smart home control
Skip if
- You need to control high-voltage mains appliances directly
- You require Zigbee connectivity for your devices
- You prefer a plug-and-play solution without wiring
Verdict: Shelly Plus Uni Smart Module is ideal for automating low-voltage systems like intercoms or alarms. It suits users who need Wi-Fi extension and smart home integration for dry contact devices.
Shelly BLU RC 4-Button Bluetooth and Zigbee Remote
Best for: Controlling blinds, garage doors, and scenes
- Connectivity
- Bluetooth, Zigbee
- Power Source
- Battery
- Application
- Lights
View on Amazon: Shelly BLU RC 4-Button Bluetooth and Zigbee Remote
This is a four-button remote controller using Bluetooth and Zigbee connectivity. It runs on battery power and includes a magnetic holder for flexible placement. You can assign single, double, triple, or long presses to 16 different actions. It works with motorized blinds, garage doors, and lighting scenes. You need a compatible gateway to use the Shelly Smart Control app for setup and management.
Pros
- Four customizable buttons for single, double, triple, and long presses
- Supports Bluetooth and Zigbee connectivity
- Includes built-in magnets and a magnetic holder
- Battery powered for versatile placement
- Triggers scenes like dimming lights or closing blinds
Cons
- Requires a separate gateway for app control
- Battery operated instead of hardwired
- No physical display on the remote
Good fit if
- You want to control blinds or garage doors remotely
- You already have a Shelly gateway or compatible device
- You need a wall-mounted or fridge-placed remote
Skip if
- You do not have a compatible gateway
- You prefer hardwired switches without batteries
- You need direct Wi-Fi connectivity without a hub
Verdict: Shelly BLU RC Button 4 ZB Remote is a convenient physical controller for users who already have a Shelly gateway. It fits homes where you want tactile control for blinds, garage doors, or lighting scenes without relying on a phone.
Shelly 1PM Mini Gen4 Smart Switch
Best for: small appliances with energy monitoring
- Connectivity
- Wi-Fi, Matter, Zigbee
- Dimensions
- 0.63 × 1.34 × 1.14 inches
- Weight
- 0.67 ounces
The Shelly 1PM Mini Gen4 is a compact 1-channel smart switch rated for 8A loads. It connects via Wi-Fi, Zigbee, and Matter, allowing control without a hub. The device includes precise power metering to track energy use in real time. Its small size fits behind sockets or inside appliance casings. You get remote access and scheduling through the Shelly app. This unit suits users needing basic relay control with energy monitoring in a small form factor.
Pros
- Supports Wi-Fi, Zigbee, and Matter protocols
- Includes real-time power metering
- Compact dimensions of 1.34 by 1.14 by 0.63 inches
- Rated for 8A continuous load
Cons
- Limited to 8A maximum current
- Single-channel relay only
- No Bluetooth connectivity listed
Good fit if
- You need a small switch for low-power appliances
- You want to monitor energy usage per device
- You prefer Matter or Zigbee integration
Skip if
- You require more than 8A capacity
- You need multiple channels in one unit
- You prefer a device with a physical display
Verdict: Shelly 1PM Mini Gen4 Smart Switch is a compact, energy-aware relay for fans and small gadgets. It fits users who need Matter or Zigbee control without a hub.
Shelly 1PM Gen4 16A Smart Relay
Best for: Single-circuit energy monitoring with Matter support
- Connectivity
- Wi-Fi, Zigbee, Matter, Bluetooth
- Smart Home Compatibility
- Alexa, Google Home, Home Assistant
- Dimensions
- 0.63 × 1.65 × 1.46 inches
- Weight
- 0.92 ounces
The Shelly 1PM Gen4 is a 1-channel smart relay switch rated for 16 amps. It supports Wi-Fi, Zigbee, Matter, and Bluetooth connectivity. This device provides real-time power monitoring to track energy usage. It works with Alexa, Google Home, and Home Assistant. The compact unit fits behind most wall switches. You can control it remotely via the Shelly app or voice commands. It requires no separate hub for setup.
Pros
- 16-amp single-channel relay capacity
- Real-time power monitoring
- Supports Matter, Zigbee, and Wi-Fi
- Functions as a Bluetooth gateway
- Compatible with Home Assistant and Alexa
Cons
- No UL certification listed in data
- Only controls one channel
- Relay capacity limited to 16 amps
Good fit if
- You need to monitor energy use for a single high-power circuit
- You want a Matter-compatible relay without a hub
- You use Home Assistant or Alexa for automation
Skip if
- You require UL certification for your installation
- You need to control more than one device per unit
- You prefer a device with a higher 20-amp or 25-amp rating
Verdict: Shelly 1PM Gen4 16A Smart Relay suits users who need precise energy tracking for a single circuit. It fits best in setups that rely on Matter or Home Assistant rather than proprietary hubs.
Shelly Pro 4PM 4-Channel DIN Rail Smart Relay
Best for: multi-circuit energy monitoring and automation
- Connectivity
- Wi-Fi, Bluetooth
- Smart Home Compatibility
- Alexa, Google Home
- Network Interface
- LAN, Wi-Fi
- Length
- 1.39 inches
- Width
- 0.81 inches
- Weight
- 5.29 ounces
View on Amazon: Shelly Pro 4PM 4-Channel DIN Rail Smart Relay
The Shelly Pro 4PM is a four-channel DIN rail relay designed for breaker box installation. It supports up to 16A per channel with a total capacity of 40A. Each channel includes integrated precision power metering for independent energy monitoring. The device connects via Wi-Fi and LAN, and functions as a Bluetooth gateway. It offers scheduling and scripting for automation. This unit suits users needing detailed energy tracking for multiple circuits.
Pros
- Four independent channels with 16A capacity each
- Integrated precision power metering per channel
- LAN and Wi-Fi connectivity for stable control
- Built-in Bluetooth gateway functionality
Cons
- Requires DIN rail installation inside a breaker box
- Single-phase design limits three-phase applications
- No Zigbee support compared to other Shelly models
Good fit if
- You need to monitor energy usage for four separate circuits
- You prefer hardwired LAN connections for reliability
- You want to automate garage or storage room systems
Skip if
- You require Zigbee or Thread protocol support
- You need a compact wall-switch form factor
- You are installing in a three-phase electrical system
Verdict: Shelly Pro 4PM DIN Rail Relay delivers precise energy monitoring for four circuits. It fits users who need robust, hardwired automation with detailed power data. It is not suitable for those needing wireless protocols like Zigbee.
Shelly Wave 1 Mini US LR Relay Switch
Best for: Tight spaces with existing Z-Wave hubs
- Connectivity
- Z-Wave Long Range, Z-Wave Plus
- Smart Home Compatibility
- Z-Wave gateway
- Dimensions
- 0.63 × 1.35 × 1.11 inches
The Shelly Wave 1 Mini LR is the world's smallest Z-Wave Long Range smart switch. It features a 1-channel, 8 A capacity with dry contacts. Its compact design fits behind standard switches or lamp roses. It connects via Z-Wave Long Range, offering extended communication distances. You need a separate Z-Wave gateway to configure and control this device. It suits users automating small appliances or lights in tight spaces.
Pros
- Z-Wave Long Range connectivity supports up to 4,000 devices
- Compact dimensions of 1.35 x 1.11 x 0.63 inches
- 1-channel, 8 A capacity with dry contacts
- Compatible with any Z-Wave gateway
Cons
- Requires a separate Z-Wave gateway for operation
- Limited to 8 A capacity compared to higher-load alternatives
- Single channel limits simultaneous control of multiple circuits
Good fit if
- You need a switch for a very tight electrical box
- You already use a Z-Wave Long Range hub
- You want to automate small appliances or lights remotely
Skip if
- You do not have a Z-Wave gateway
- You need to control high-power devices over 8 A
- You prefer standalone Wi-Fi or Bluetooth devices without a hub
Verdict: The Shelly Wave 1 Mini LR Smart Switch fits users with existing Z-Wave Long Range hubs who need to fit automation into tight spaces. It is ideal for small appliances and lighting where an 8 A limit is sufficient.
Shelly Ogemray 25A Smart Relay
Best for: single high-load appliance automation
- Connectivity
- Wi-Fi, Bluetooth
- Dimensions
- 0.22 × 0.33 × 0.13 inches
- Weight
- 3.53 ounces
This Shelly-powered Ogemray relay handles loads up to 25A and 6000W. It features built-in power metering to track real-time energy consumption. The device connects via Wi-Fi and Bluetooth without a hub. It includes overvoltage and overpower protection with auto recovery. You can automate large appliances like water heaters using the Shelly Smart Control App.
Pros
- 25A / 6000W capacity for large appliances
- Built-in real-time power metering
- Wi-Fi and Bluetooth connectivity
- Overvoltage and overpower protection with auto recovery
Cons
- Single-channel relay limits multi-device control
- No Zigbee or Matter support mentioned in data
- Compact dimensions may limit heat dissipation for high loads
Good fit if
- You need to control a single high-power appliance like a water heater
- You want real-time energy monitoring for a specific circuit
- You prefer Wi-Fi and Bluetooth connectivity without a hub
Skip if
- You require Zigbee or Matter protocol support
- You need to control multiple independent circuits simultaneously
- You prefer a device with a local display for manual status checks
Verdict: Ogemray 25A Smart Relay Switch is a practical option for automating single high-load appliances with energy tracking. It fits users who need robust Wi-Fi and Bluetooth control for devices like water heaters.
Shelly Plus 2PM 2-Channel Smart Relay
Best for: monitoring two separate circuits
- Connectivity
- Wi-Fi, Bluetooth
- Smart Home Compatibility
- Alexa, Google Home
- Dimensions
- 0.63 × 1.65 × 1.46 inches
- Weight
- 0.99 ounces
The Shelly Plus 2PM is a Wi-Fi and Bluetooth smart relay switch with two independent channels. It supports up to 16A per channel, with 18A peak capacity, and includes integrated power metering for each circuit. You can monitor energy consumption separately for each load. The device functions as a Wi-Fi repeater and works with Alexa and Google Home. Its compact size fits standard electrical boxes.
Pros
- Two independent channels for separate control
- Integrated power metering per channel
- Supports 16A continuous load
- Acts as a Wi-Fi repeater
- Compatible with Alexa and Google Home
Cons
- Only two channels, limiting expansion
- No Zigbee or Matter support listed
- Wi-Fi only, no LAN connection
Good fit if
- You need to monitor two circuits separately
- You want to save wiring space
- You use Alexa or Google Home
Skip if
- You require more than two channels
- You need wired Ethernet connectivity
- You prefer Zigbee or Matter protocols
Verdict: Shelly Plus 2PM 2-Channel Relay offers precise dual-circuit monitoring for users who need independent control and energy tracking without expanding their wiring footprint.
Specifications side by side
| Spec | Shelly Plus Uni Bluetooth and Wi-Fi Module | Shelly BLU RC 4-Button Bluetooth and Zigbee Remote | Shelly 1PM Mini Gen4 Smart Switch | Shelly 1PM Gen4 16A Smart Relay | Shelly Pro 4PM 4-Channel DIN Rail Smart Relay | Shelly Wave 1 Mini US LR Relay Switch | Shelly Ogemray 25A Smart Relay | Shelly Plus 2PM 2-Channel Smart Relay |
|---|---|---|---|---|---|---|---|---|
| Connectivity | Wi-Fi, Bluetooth | Bluetooth, Zigbee | Wi-Fi, Matter, Zigbee | Wi-Fi, Zigbee, Matter, Bluetooth | Wi-Fi, Bluetooth | Z-Wave Long Range, Z-Wave Plus | Wi-Fi, Bluetooth | Wi-Fi, Bluetooth |
| Smart Home Compatibility | Alexa, Google Home, Home Assistant | not specified | not specified | Alexa, Google Home, Home Assistant | Alexa, Google Home | Z-Wave gateway | not specified | Alexa, Google Home |
| Network Interface | not specified | not specified | not specified | not specified | LAN, Wi-Fi | not specified | not specified | not specified |
| Power Source | 8-24 VAC, 9-28 VDC, 5 VDC | Battery | not specified | not specified | not specified | not specified | not specified | not specified |
| Application | not specified | Lights | not specified | not specified | not specified | not specified | not specified | not specified |
| Dimensions | 1.46 × 1.65 × 0.63 inches | not specified | 0.63 × 1.34 × 1.14 inches | 0.63 × 1.65 × 1.46 inches | not specified | 0.63 × 1.35 × 1.11 inches | 0.22 × 0.33 × 0.13 inches | 0.63 × 1.65 × 1.46 inches |
| Weight | not specified | not specified | 0.67 ounces | 0.92 ounces | 5.29 ounces | not specified | 3.53 ounces | 0.99 ounces |
| Length | not specified | not specified | not specified | not specified | 1.39 inches | not specified | not specified | not specified |
| Width | not specified | not specified | not specified | not specified | 0.81 inches | not specified | not specified | not specified |
| Color | white | not specified | not specified | not specified | Black | not specified | White | Blue |
| Model | 3800235265710 | 3800238072544 | 3800238070809 | 3800238070717 | 3800235268049 | 3800238071899 | Shelly_PbS_SW40 | 3800235265031 |
| Size | not specified | not specified | not specified | Non UL | not specified | not specified | not specified | 1 Pack |
Shelly Smart Controllers at a Glance
The Shelly lineup covers Bluetooth, Zigbee, Wi-Fi, and Z-Wave Long Range options. The Shelly Plus Uni handles low-voltage dry contacts, while the BLU RC remote offers tactile control for scenes. The Pro 4PM provides robust Wi-Fi automation for four circuits. These models suit users who prefer specific wireless protocols or existing hub ecosystems without needing proprietary apps.
For energy monitoring, the 1PM Mini Gen4 and 1PM Gen4 16A track single circuits via Zigbee and Matter. The Plus 2PM monitors two channels independently. The Wave 1 Mini fits tight Z-Wave spaces, and the Ogemray 25A handles high-load appliances. You should choose based on your required connectivity and whether you need multi-circuit data or simple relay switching.
Where Shelly Fits Your Home
Shelly suits users who want precise, hardware-level control over lighting and appliances. The range spans tiny modules like the Ogemray 25A relay to DIN rail units like the Pro 4PM. You have options for Bluetooth, Zigbee, Wi-Fi, and Z-Wave Long Range. The lineup supports single-circuit monitoring, multi-circuit automation, and dry contact devices. However, none of these products offer voice assistant integration beyond Alexa and Google Home. You will not find multi-room audio or whole-home security hubs here. This brand focuses on reliable, compact relays for specific circuits rather than broad ecosystem management.
How to Choose the Right Shelly Controller
-
Match Your Wireless Protocol
Check which wireless standard your existing hub supports before buying. The Shelly Pro 4PM uses Wi-Fi and works with Alexa and Google Home, making it a strong choice for standard setups. If you prefer Zigbee, the Shelly 1PM Mini Gen4 offers Matter support without needing a separate hub. For Bluetooth-only environments, the Shelly Plus Uni provides connectivity for low-voltage devices. Ensure your gateway or hub matches the protocol to avoid compatibility issues and ensure reliable communication between your controller and smart home system.
-
Check Current Load Limits
Verify the maximum current rating to prevent overheating or failure. The Shelly Wave 1 Mini LR handles up to 8 amps, which suits small appliances and lighting circuits. For heavier loads, the Ogemray 25A Smart Relay supports up to 25 amps, ideal for water heaters or high-draw devices. The Shelly 1PM Gen4 16A Relay offers a middle ground for single-circuit monitoring. Exceeding these limits can damage the unit. Always compare the amperage of your target appliance against the controller’s specification to ensure safe and continuous operation in your specific electrical setup.
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Assess Physical Space
Measure the available enclosure or wall space carefully. The Shelly Ogemray 25A is extremely compact at 0.33 inches wide, fitting into tight junction boxes. The Shelly 1PM Mini Gen4 is also small at 1.34 inches wide, suitable for confined areas. Larger units like the Shelly Plus Uni measure 1.65 inches wide and 1.46 inches long. DIN rail models like the Pro 4PM require panel space. Ensure the dimensions fit your installation point without obstructing other components or requiring a larger enclosure that may not be available in your home.
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Determine Circuit Needs
Choose between single or multi-channel control based on your wiring. The Shelly Plus 2PM monitors two separate circuits, allowing independent control of two devices. The Shelly Pro 4PM handles four channels for complex multi-circuit automation. If you only need to control one appliance, the Shelly 1PM Gen4 16A Relay is sufficient. The Shelly Plus Uni automates low-voltage dry contacts, which differs from standard line-voltage switching. Select the channel count that matches your number of devices to avoid wasting ports or needing multiple units for simple tasks.
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Evaluate Energy Monitoring
Decide if you need real-time power data for your devices. Most Shelly relays, including the 1PM Mini Gen4 and Pro 4PM, provide energy monitoring. This feature helps you track consumption and detect anomalies. The Shelly 1PM Gen4 16A Relay offers precise tracking for a single circuit. The Pro 4PM extends this to four circuits. If you do not need power data, simpler switches may suffice. However, monitoring allows you to verify device status and efficiency. Check the specifications to confirm energy tracking is included, as it adds value for managing high-load appliances or lighting scenes.
Frequently asked questions
Which Shelly controller is best for low-voltage automation?
The Shelly Plus Uni Bluetooth and Wi-Fi Module is the top choice for automating low-voltage dry contact devices like intercoms or alarms. It measures 1.65 by 1.46 by 0.63 inches and connects via Bluetooth. This compact white unit extends Wi-Fi coverage while providing smart home integration for sensitive systems.
What is the best Shelly option for controlling lights physically?
The Shelly BLU RC 4-Button Bluetooth and Zigbee Remote is ideal for tactile control of lighting scenes. It works best with an existing Shelly gateway. You can use this device to manage blinds, garage doors, or specific lighting setups without relying on a smartphone app for every action.
Is there a budget Shelly switch with energy monitoring?
Yes, the Shelly 1PM Mini Gen4 Smart Switch is the best budget pick. It supports Zigbee and Matter, allowing hub-free control for small appliances. Measuring 1.34 by 1.14 by 0.63 inches, this compact relay weighs just 0.67 ounces and provides essential energy monitoring for fans and gadgets.
Which Shelly relay offers the best single-circuit energy tracking?
The Shelly 1PM Gen4 16A Smart Relay is the best premium option for precise energy tracking on a single circuit. It supports Matter and works well with Home Assistant. This white unit measures 1.65 by 1.46 by 0.63 inches and weighs 0.92 ounces for reliable circuit monitoring.
How does the Shelly Pro 4PM handle multiple circuits?
The Shelly Pro 4PM 4-Channel DIN Rail Smart Relay delivers robust automation for four separate circuits. It uses Wi-Fi and connects with Alexa and Google Home. This black unit measures 0.81 by 1.39 inches and weighs 5.29 ounces, providing detailed power data for complex hardwired setups.
Can I use Shelly with a Z-Wave hub?
The Shelly Wave 1 Mini US LR Relay Switch fits homes with existing Z-Wave Long Range hubs. It is designed for tight spaces and handles loads up to 8 A. This white switch measures 1.35 by 1.11 by 0.63 inches, making it suitable for small appliances and lighting.
What is the best Shelly device for high-load appliances?
The Shelly Ogemray 25A Smart Relay is practical for automating single high-load appliances like water heaters. It offers robust Wi-Fi and Bluetooth control with energy tracking. This white unit measures 0.33 by 0.22 by 0.13 inches and weighs 3.53 ounces, fitting discreetly into tight electrical spaces.
Which Shelly relay monitors two separate circuits?
The Shelly Plus 2PM 2-Channel Smart Relay offers precise dual-circuit monitoring. It provides independent control and energy tracking without expanding your wiring footprint. This blue unit connects via Bluetooth and works with Alexa and Google Home. It measures 1.65 by 1.46 by 0.63 inches and weighs 0.99 ounces.